---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6090 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 11G 67G 15% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 735 9842 4 5411 14911 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:a6:66:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.10/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83822sec preferred_lft 83822sec inet6 fe80::f816:3eff:fea6:662c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:b1:2f:a0:d6:8f brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-6090) 03/19/26 _x86_64_ (4 CPU) 15:08:10 LINUX RESTART (4 CPU) 15:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:16 32.86 2.69 29.53 0.65 140.26 2304.93 1924.15 15:30:26 13.29 1.72 10.75 0.82 119.67 3485.58 7453.14 15:40:01 46.67 0.34 37.82 8.51 10.00 3307.80 25245.75 15:50:17 42.13 0.02 34.56 7.55 1.25 3958.60 11055.88 Average: 33.57 1.21 28.04 4.32 68.63 3263.37 11199.09 15:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:16 12278548 14891864 1080948 6.60 101620 2698604 1579060 9.06 354940 3400504 286916 15:30:26 9986956 13455012 2503340 15.29 154020 3421568 2873304 16.49 609168 5376292 86328 15:40:01 9417932 13391772 2561604 15.65 187720 3856064 2695828 15.47 753240 5720112 8420 15:50:17 10060676 15240956 708480 4.33 224848 4956836 1216308 6.98 1144820 4647324 329976 Average: 10436028 14244901 1713593 10.47 167052 3733268 2091125 12.00 715542 4786058 177910 15:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:16 lo 0.33 0.33 0.04 0.04 0.00 0.00 0.00 0.00 15:20:16 ens3 73.03 51.01 687.11 9.41 0.00 0.00 0.00 0.00 15:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:26 lo 1.38 1.38 0.14 0.14 0.00 0.00 0.00 0.00 15:30:26 ens3 38.21 33.69 56.94 11.56 0.00 0.00 0.00 0.00 15:30:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 4713.95 4713.95 4495.39 4495.39 0.00 0.00 0.00 0.00 15:40:01 ens3 59.02 44.19 323.31 10.54 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:17 lo 3760.38 3760.38 3585.17 3585.17 0.00 0.00 0.00 0.00 15:50:17 ens3 50.70 45.69 92.50 28.67 0.00 0.00 0.00 0.00 15:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2080.72 2080.72 1983.67 1983.67 0.00 0.00 0.00 0.00 Average: ens3 55.21 43.65 289.76 15.13 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-6090) 03/19/26 _x86_64_ (4 CPU) 15:08:10 LINUX RESTART (4 CPU) 15:10:01 CPU %user %nice %system %iowait %steal %idle 15:20:16 all 5.69 0.00 0.51 0.88 0.03 92.89 15:20:16 0 5.29 0.00 0.44 0.14 0.02 94.12 15:20:16 1 5.12 0.00 0.53 2.04 0.04 92.29 15:20:16 2 7.04 0.00 0.57 0.67 0.03 91.69 15:20:16 3 5.32 0.00 0.51 0.68 0.02 93.47 15:30:26 all 70.55 0.00 2.31 0.36 0.20 26.58 15:30:26 0 70.60 0.00 2.12 0.13 0.20 26.94 15:30:26 1 70.42 0.00 2.52 0.26 0.19 26.61 15:30:26 2 70.59 0.00 2.24 0.38 0.20 26.58 15:30:26 3 70.58 0.00 2.34 0.68 0.20 26.19 15:40:01 all 60.94 0.00 4.06 1.64 0.19 33.17 15:40:01 0 58.76 0.00 3.65 2.76 0.19 34.64 15:40:01 1 61.79 0.00 4.14 1.87 0.19 32.01 15:40:01 2 60.93 0.00 4.03 0.99 0.19 33.86 15:40:01 3 62.30 0.00 4.40 0.93 0.20 32.17 15:50:17 all 61.79 0.00 3.78 0.30 0.15 33.98 15:50:17 0 60.61 0.00 3.78 0.20 0.15 35.26 15:50:17 1 62.41 0.00 3.75 0.39 0.15 33.31 15:50:17 2 62.47 0.00 4.21 0.34 0.15 32.83 15:50:17 3 61.67 0.00 3.37 0.29 0.15 34.52 Average: all 49.47 0.00 2.64 0.78 0.14 46.97 Average: 0 48.55 0.00 2.48 0.78 0.14 48.06 Average: 1 49.66 0.00 2.71 1.13 0.14 46.36 Average: 2 50.00 0.00 2.74 0.59 0.14 46.53 Average: 3 49.67 0.00 2.62 0.64 0.14 46.93